<?php


namespace app\model;


use think\Model;
use think\model\concern\SoftDelete;

class User extends Model
{
    use SoftDelete;

    protected $deleteTime = 'delete_time';
    protected $defaultSoftDelete = 0;

    public function setUsernameAttr($value)
    {
        return trim($value);
    }

    public function setPasswordAttr($value)
    {
        return md5(strtolower(trim($value)) . config('site.salt'));
    }

    public function books()
    {
        return $this->belongsToMany('Book', '\\app\\model\\UserBook');
    }
}